查询词典 corresponding continued fraction

This paper presents a method of synthesizi ng non-equiripple low-pass filter based on iteration analysis,in which the rat ional fraction formed of Chebyshev polynomial is used as the filter characterist ic function.

提出一种用切比雪夫多项式构成有理分式作为滤波器的特征函数，并利用迭代分析进行非等波纹低通滤波器综合的方法。

Chirata, and they were identified as β-sitosterol and swerchirin by spectral method. These two compounds were got firstly from the petrolelum ether fraction of S. chirata.

结论］2种化合物β-谷甾醇与1，8-二羟基-3，5二甲氧基山酮均为首次从印度獐芽菜乙醇提取物的石油醚部位分离得到。

In other words, silicon powder and chloromethane are converted into a mixture of methyl chlorosilane in the presence of catalyst under pressure and heat, and then the intended fraction is separated by efficient fractionation.

产品主要以有机硅单体为原料，采用不同的聚合手段和工艺，添加各种填料和助剂制得。

The excess molar volumes of {1,8- cineole +CCl 4,+CHCl 3} were determined as a function of mole fraction x using a vibrating-tube densimeter at the temperatures 298 15 and 308 15K All mixtures exhibit negative values over the entire composition range at both temperatures.

在 2 98 15K和 30 8 15K下用振动管密度计在全浓度范围内测量了桉叶油素分别与四氯化碳和三氯甲烷构成的二元系的过量摩尔体积。这 2个二元系的过量摩尔体积均为负值，且桉叶油素与氯仿的过量体积显著大于桉叶油素与四氯化碳的过量体积

In this case, the R value is the fraction of variation in the SSG or CIST measurements that can be explained by variation in the curing time, where higher R2 values represent better correlations.

在这种情况下， R值是一小部分变化中的特殊保障或中科院测量，即可以解释变异，在固化时间，需要具有较高的R2的价值体系是不是代表较好的相关性。

For the high nitrogen mass fraction in coal tar,the hydrodenit...

由于煤焦油的氮含量较高，要达到较好的加氢脱氮效果必须在高温、高压和低空速下进行。

The Bone Volume Fraction of COB is 0.49±0.08 at 4 weeks after operation, only 0.16±0.05 at 12th week poster-operation, and the formation of new bone matches to the degradation of COBs.

术后4周COB的骨体积分数(Bone Volume Fraction，BVF)为0.49±0.08，术后12周仅为0.16±0.05，表明材料降解的速度与新骨长入的速度比较匹配。

After taking those factors, such as stable combustion and reducing pollutant emissions into account, the following operation parameters are recommended: combustion temperature between 850℃ and 860℃, excess air coefficient of 1.35, secondary air fraction 40% and mass mixing ratio 30%.

综合考虑稳定燃烧和降低污染物排放等因素，得出一系列最佳燃烧参数。燃烧温度应该控制在850~860℃，过剩空气系数应该控制在1.35左右，二次风率应该控制在40%左右，质量掺混比应该控制在30%左右。

Contemplating the history and development of the museum profession, the comparison that springs irresistibly to mind is with the coelacanth, that remarkble creature whose brain, in the course of its development from embryo to adult, shrinks in relation to its size, so that in the end it occupies only a fraction of the space available to it.

我在考察博物馆专业的历史和发展时，常不自禁的将之拿来和腔棘鱼相比，这是一种特殊的鱼类，它的脑袋在发育过程中逐渐萎缩，以致成鱼的脑袋只占了脑壳的一小部份，与其偌大身躯几乎不成比例。

Interestingly, the soils in this area show clay fraction migration, which is different from other cold desert soils.

这是人类首次在东南极内陆发现的土壤，属于南极冷荒漠土壤。

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切